condition	mean	min	max
4 h after light	6.257125	5.44448	7.06977
8 h after light	5.335905	4.9927	5.67911
12 h after light	5.197875	4.73662	5.65913
4 h after dark	6.808365	6.4436	7.17313
8 h after dark	5.790884999999999	5.63437	5.9474
12 h after dark	6.5004100000000005	6.17736	6.82346